2026 Briefing
CSRD Double Materiality
CSRD double materiality explained: impact vs financial scoring, the 10 ESRS topics, Omnibus I thresholds, limited assurance and the revised ESRS.Double materiality
Two tests, one report
Impact inside-out. Financial outside-in.Impact materiality
Severity drives the score
Scale how grave. Scope how widespread. Irremediable how reversible.Financial materiality
Likelihood × magnitude
Risks and opportunities that could hit cash flows, cost of capital or access to finance. Source: ESRS 1.The standards
10 topics to screen
Environment E1–E5. Social S1–S4. Governance G1.Who reports
Omnibus I narrowed scope
Employees 1,000+. Net turnover €450M+.Non-EU groups
€450M EU turnover test
Plus an EU subsidiary or branch above €200M. First reports cover FY2028, due in 2029. Source: Omnibus I.Assurance
Limited assurance only
The move to reasonable assurance was dropped. An EU assurance standard is due by 1 July 2027. Source: Omnibus I.Revised ESRS
60% fewer mandatory datapoints
Adopted 3 July 2026, they apply from FY2027 and allow a top-down assessment. Source: Reg. (EU) 2026/1563.Your 2026 plan
Four moves
1. Check scope €450M test. 2. Map topics E1–G1. 3. Score both lenses. 4. Evidence for assurers.Your next step